A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 2925-01-079-6229
NSN 6240-01-067-6457
NSN 5925-01-497-6788
NSN 6130-01-059-1471
NSN 5945-01-512-9376
NSN 6645-01-170-5402
NSN 6685-00-145-8902
NSN 6135-01-322-4655
NSN 6320-01-491-0327
NSN 5920-01-255-3077
NSN 6110-01-159-5146
NSN 5996-01-423-5630